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Note | Special issue | Vol 70, No. 1, 2006, pp.531-540
Published online, 20th June, 2006
DOI: 10.3987/COM-06-S(W)1
A Facile Construction of the Benz[c,d]indole Framework

Clifford E. Soll and Richard W. Franck*

*Department of Chemistry, Hunter College, City University of New York (CUNY), 695 Park Ave., New York, NY 10021, U.S.A.


The Bradsher cycloaddition of isoquinolinium salts has been applied to 5-acetaminoisoquinoline. In 3 simple steps: (i) quaternization of isoquinoline N (ii) cycloaddition with electron-rich dienophile (iii) dehydration, the benz[c,d]indole framework is formed.